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[#205] Add md5 checksum in ETag by config param

Browse source 
Signed-off-by: Marina Biryukova <m.biryukova@yadro.com>
This commit is contained in:
Marina Biryukova 2023-10-02 11:52:07 +03:00 committed by Alexey Vanin
parent 962c120125
commit aa2c016f83
30 changed files with 313 additions and 82 deletions
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12
api/data/info.go
View file

@ -45,6 +45,7 @@ type (
Created time.Time
CreationEpoch uint64
HashSum string
MD5Sum string
Owner user.ID
Headers map[string]string
}
@ -81,12 +82,12 @@ type (
)
// NotificationInfoFromObject creates new NotificationInfo from ObjectInfo.
func NotificationInfoFromObject(objInfo *ObjectInfo) *NotificationInfo {
func NotificationInfoFromObject(objInfo *ObjectInfo, md5Enabled bool) *NotificationInfo {
return &NotificationInfo{
Name: objInfo.Name,
Version: objInfo.VersionID(),
Size: objInfo.Size,
HashSum: objInfo.HashSum,
HashSum: objInfo.ETag(md5Enabled),
}
}
@ -115,6 +116,13 @@ func (o *ObjectInfo) Address() oid.Address {
return addr
}
func (o *ObjectInfo) ETag(md5Enabled bool) string {
if md5Enabled && len(o.MD5Sum) > 0 {
return o.MD5Sum
}
return o.HashSum
}
func (b BucketSettings) Unversioned() bool {
return b.Versioning == VersioningUnversioned
}

10
api/data/tree.go
View file

@ -56,6 +56,7 @@ type BaseNodeVersion struct {
Timestamp uint64
Size uint64
ETag string
MD5 string
FilePath string
}
@ -86,14 +87,23 @@ type PartInfo struct {
OID oid.ID `json:"oid"`
Size uint64 `json:"size"`
ETag string `json:"etag"`
MD5 string `json:"md5"`
Created time.Time `json:"created"`
}
// ToHeaderString form short part representation to use in S3-Completed-Parts header.
func (p *PartInfo) ToHeaderString() string {
// ETag value contains SHA256 checksum which is used while getting object parts attributes.
return strconv.Itoa(p.Number) + "-" + strconv.FormatUint(p.Size, 10) + "-" + p.ETag
}
func (p *PartInfo) GetETag(md5Enabled bool) string {
if md5Enabled && len(p.MD5) > 0 {
return p.MD5
}
return p.ETag
}
// LockInfo is lock information to create appropriate tree node.
type LockInfo struct {
id uint64

2
api/handler/acl.go
View file

@ -466,7 +466,7 @@ func (h *handler) PutObjectACLHandler(w http.ResponseWriter, r *http.Request) {
if updated {
s := &SendNotificationParams{
Event: EventObjectACLPut,
NotificationInfo: data.NotificationInfoFromObject(objInfo),
NotificationInfo: data.NotificationInfoFromObject(objInfo, h.cfg.Features.MD5Enabled()),
BktInfo: bktInfo,
ReqInfo: reqInfo,
}

1
api/handler/api.go
View file

@ -39,6 +39,7 @@ type (
IsResolveListAllow bool // True if ResolveZoneList contains allowed zones
CompleteMultipartKeepalive time.Duration
Kludge KludgeSettings
Features layer.FeatureSettings
}
PlacementPolicy interface {

23
api/handler/attributes.go
View file

@ -1,6 +1,8 @@
package handler
import (
"encoding/base64"
"encoding/hex"
"fmt"
"net/http"
"strconv"
@ -106,7 +108,7 @@ func (h *handler) GetObjectAttributesHandler(w http.ResponseWriter, r *http.Requ
return
}
if err = checkPreconditions(info, params.Conditional); err != nil {
if err = checkPreconditions(info, params.Conditional, h.cfg.Features.MD5Enabled()); err != nil {
h.logAndSendError(w, "precondition failed", reqInfo, err)
return
}
@ -117,7 +119,7 @@ func (h *handler) GetObjectAttributesHandler(w http.ResponseWriter, r *http.Requ
return
}
response, err := encodeToObjectAttributesResponse(info, params)
response, err := encodeToObjectAttributesResponse(info, params, h.cfg.Features.MD5Enabled())
if err != nil {
h.logAndSendError(w, "couldn't encode object info to response", reqInfo, err)
return
@ -179,19 +181,23 @@ func parseGetObjectAttributeArgs(r *http.Request) (*GetObjectAttributesArgs, err
return res, err
}
func encodeToObjectAttributesResponse(info *data.ObjectInfo, p *GetObjectAttributesArgs) (*GetObjectAttributesResponse, error) {
func encodeToObjectAttributesResponse(info *data.ObjectInfo, p *GetObjectAttributesArgs, md5Enabled bool) (*GetObjectAttributesResponse, error) {
resp := &GetObjectAttributesResponse{}
for _, attr := range p.Attributes {
switch attr {
case eTag:
resp.ETag = info.HashSum
resp.ETag = info.ETag(md5Enabled)
case storageClass:
resp.StorageClass = "STANDARD"
case objectSize:
resp.ObjectSize = info.Size
case checksum:
resp.Checksum = &Checksum{ChecksumSHA256: info.HashSum}
checksumBytes, err := hex.DecodeString(info.HashSum)
if err != nil {
return nil, fmt.Errorf("form upload attributes: %w", err)
}
resp.Checksum = &Checksum{ChecksumSHA256: base64.StdEncoding.EncodeToString(checksumBytes)}
case objectParts:
parts, err := formUploadAttributes(info, p.MaxParts, p.PartNumberMarker)
if err != nil {
@ -219,10 +225,15 @@ func formUploadAttributes(info *data.ObjectInfo, maxParts, marker int) (*ObjectP
if err != nil {
return nil, fmt.Errorf("invalid completed part: %w", err)
}
// ETag value contains SHA256 checksum.
checksumBytes, err := hex.DecodeString(part.ETag)
if err != nil {
return nil, fmt.Errorf("invalid sha256 checksum in completed part: %w", err)
}
parts[i] = Part{
PartNumber: part.PartNumber,
Size: int(part.Size),
ChecksumSHA256: part.ETag,
ChecksumSHA256: base64.StdEncoding.EncodeToString(checksumBytes),
}
}

6
api/handler/attributes_test.go
View file

@ -1,6 +1,8 @@
package handler
import (
"encoding/base64"
"encoding/hex"
"strings"
"testing"
@ -24,11 +26,13 @@ func TestGetObjectPartsAttributes(t *testing.T) {
multipartUpload := createMultipartUpload(hc, bktName, objMultipartName, map[string]string{})
etag, _ := uploadPart(hc, bktName, objMultipartName, multipartUpload.UploadID, 1, partSize)
completeMultipartUpload(hc, bktName, objMultipartName, multipartUpload.UploadID, []string{etag})
etagBytes, err := hex.DecodeString(etag)
require.NoError(t, err)
result = getObjectAttributes(hc, bktName, objMultipartName, objectParts)
require.NotNil(t, result.ObjectParts)
require.Len(t, result.ObjectParts.Parts, 1)
require.Equal(t, etag, result.ObjectParts.Parts[0].ChecksumSHA256)
require.Equal(t, base64.StdEncoding.EncodeToString(etagBytes), result.ObjectParts.Parts[0].ChecksumSHA256)
require.Equal(t, partSize, result.ObjectParts.Parts[0].Size)
require.Equal(t, 1, result.ObjectParts.PartsCount)
}

6
api/handler/copy.go
View file

@ -164,7 +164,7 @@ func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
}
}
if err = checkPreconditions(srcObjInfo, args.Conditional); err != nil {
if err = checkPreconditions(srcObjInfo, args.Conditional, h.cfg.Features.MD5Enabled()); err != nil {
h.logAndSendError(w, "precondition failed", reqInfo, errors.GetAPIError(errors.ErrPreconditionFailed))
return
}
@ -210,7 +210,7 @@ func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
}
dstObjInfo := extendedDstObjInfo.ObjectInfo
if err = middleware.EncodeToResponse(w, &CopyObjectResponse{LastModified: dstObjInfo.Created.UTC().Format(time.RFC3339), ETag: dstObjInfo.HashSum}); err != nil {
if err = middleware.EncodeToResponse(w, &CopyObjectResponse{LastModified: dstObjInfo.Created.UTC().Format(time.RFC3339), ETag: dstObjInfo.ETag(h.cfg.Features.MD5Enabled())}); err != nil {
h.logAndSendError(w, "something went wrong", reqInfo, err, additional...)
return
}
@ -254,7 +254,7 @@ func (h *handler) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
s := &SendNotificationParams{
Event: EventObjectCreatedCopy,
NotificationInfo: data.NotificationInfoFromObject(dstObjInfo),
NotificationInfo: data.NotificationInfoFromObject(dstObjInfo, h.cfg.Features.MD5Enabled()),
BktInfo: dstBktInfo,
ReqInfo: reqInfo,
}

21
api/handler/get.go
View file

@ -78,7 +78,8 @@ func addSSECHeaders(responseHeader http.Header, requestHeader http.Header) {
responseHeader.Set(api.AmzServerSideEncryptionCustomerKeyMD5, requestHeader.Get(api.AmzServerSideEncryptionCustomerKeyMD5))
}
func writeHeaders(h http.Header, requestHeader http.Header, extendedInfo *data.ExtendedObjectInfo, tagSetLength int, isBucketUnversioned bool) {
func writeHeaders(h http.Header, requestHeader http.Header, extendedInfo *data.ExtendedObjectInfo, tagSetLength int,
isBucketUnversioned, md5Enabled bool) {
info := extendedInfo.ObjectInfo
if len(info.ContentType) > 0 && h.Get(api.ContentType) == "" {
h.Set(api.ContentType, info.ContentType)
@ -94,7 +95,8 @@ func writeHeaders(h http.Header, requestHeader http.Header, extendedInfo *data.E
h.Set(api.ContentLength, strconv.FormatUint(info.Size, 10))
}
h.Set(api.ETag, info.HashSum)
h.Set(api.ETag, info.ETag(md5Enabled))
h.Set(api.AmzTaggingCount, strconv.Itoa(tagSetLength))
if !isBucketUnversioned {
@ -151,7 +153,7 @@ func (h *handler) GetObjectHandler(w http.ResponseWriter, r *http.Request) {
}
info := extendedInfo.ObjectInfo
if err = checkPreconditions(info, conditional); err != nil {
if err = checkPreconditions(info, conditional, h.cfg.Features.MD5Enabled()); err != nil {
h.logAndSendError(w, "precondition failed", reqInfo, err)
return
}
@ -219,7 +221,7 @@ func (h *handler) GetObjectHandler(w http.ResponseWriter, r *http.Request) {
return
}
writeHeaders(w.Header(), r.Header, extendedInfo, len(tagSet), bktSettings.Unversioned())
writeHeaders(w.Header(), r.Header, extendedInfo, len(tagSet), bktSettings.Unversioned(), h.cfg.Features.MD5Enabled())
if params != nil {
writeRangeHeaders(w, params, fullSize)
} else {
@ -232,12 +234,13 @@ func (h *handler) GetObjectHandler(w http.ResponseWriter, r *http.Request) {
}
}
func checkPreconditions(info *data.ObjectInfo, args *conditionalArgs) error {
if len(args.IfMatch) > 0 && args.IfMatch != info.HashSum {
return fmt.Errorf("%w: etag mismatched: '%s', '%s'", errors.GetAPIError(errors.ErrPreconditionFailed), args.IfMatch, info.HashSum)
func checkPreconditions(info *data.ObjectInfo, args *conditionalArgs, md5Enabled bool) error {
etag := info.ETag(md5Enabled)
if len(args.IfMatch) > 0 && args.IfMatch != etag {
return fmt.Errorf("%w: etag mismatched: '%s', '%s'", errors.GetAPIError(errors.ErrPreconditionFailed), args.IfMatch, etag)
}
if len(args.IfNoneMatch) > 0 && args.IfNoneMatch == info.HashSum {
return fmt.Errorf("%w: etag matched: '%s', '%s'", errors.GetAPIError(errors.ErrNotModified), args.IfNoneMatch, info.HashSum)
if len(args.IfNoneMatch) > 0 && args.IfNoneMatch == etag {
return fmt.Errorf("%w: etag matched: '%s', '%s'", errors.GetAPIError(errors.ErrNotModified), args.IfNoneMatch, etag)
}
if args.IfModifiedSince != nil && info.Created.Before(*args.IfModifiedSince) {
return fmt.Errorf("%w: not modified since '%s', last modified '%s'", errors.GetAPIError(errors.ErrNotModified),

15
api/handler/get_test.go
View file

@ -147,7 +147,7 @@ func TestPreconditions(t *testing.T) {
},
} {
t.Run(tc.name, func(t *testing.T) {
actual := checkPreconditions(tc.info, tc.args)
actual := checkPreconditions(tc.info, tc.args, false)
if tc.expected == nil {
require.NoError(t, actual)
} else {
@ -197,6 +197,19 @@ func TestGetObject(t *testing.T) {
getObjectAssertS3Error(hc, bktName, objName, emptyVersion, errors.ErrNoSuchKey)
}
func TestGetObjectEnabledMD5(t *testing.T) {
hc := prepareHandlerContext(t)
bktName, objName := "bucket", "obj"
_, objInfo := createBucketAndObject(hc, bktName, objName)
_, headers := getObject(hc, bktName, objName)
require.Equal(t, objInfo.HashSum, headers.Get(api.ETag))
hc.features.SetMD5Enabled(true)
_, headers = getObject(hc, bktName, objName)
require.Equal(t, objInfo.MD5Sum, headers.Get(api.ETag))
}
func putObjectContent(hc *handlerContext, bktName, objName, content string) {
body := bytes.NewReader([]byte(content))
w, r := prepareTestPayloadRequest(hc, bktName, objName, body)

5
api/handler/handlers_test.go
View file

@ -39,7 +39,7 @@ type handlerContext struct {
context context.Context
kludge *kludgeSettingsMock
layerFeatures *layer.FeatureSettingsMock
features *layer.FeatureSettingsMock
}
func (hc *handlerContext) Handler() *handler {
@ -148,6 +148,7 @@ func prepareHandlerContextBase(t *testing.T, minCache bool) *handlerContext {
Policy: &placementPolicyMock{defaultPolicy: pp},
XMLDecoder: &xmlDecoderProviderMock{},
Kludge: kludge,
Features: features,
},
}
@ -160,7 +161,7 @@ func prepareHandlerContextBase(t *testing.T, minCache bool) *handlerContext {
context: middleware.SetBoxData(context.Background(), newTestAccessBox(t, key)),
kludge: kludge,
layerFeatures: features,
features: features,
}
}

4
api/handler/head.go
View file

@ -65,7 +65,7 @@ func (h *handler) HeadObjectHandler(w http.ResponseWriter, r *http.Request) {
return
}
if err = checkPreconditions(info, conditional); err != nil {
if err = checkPreconditions(info, conditional, h.cfg.Features.MD5Enabled()); err != nil {
h.logAndSendError(w, "precondition failed", reqInfo, err)
return
}
@ -118,7 +118,7 @@ func (h *handler) HeadObjectHandler(w http.ResponseWriter, r *http.Request) {
return
}
writeHeaders(w.Header(), r.Header, extendedInfo, len(tagSet), bktSettings.Unversioned())
writeHeaders(w.Header(), r.Header, extendedInfo, len(tagSet), bktSettings.Unversioned(), h.cfg.Features.MD5Enabled())
w.WriteHeader(http.StatusOK)
}

9
api/handler/multipart_upload.go
View file

@ -243,6 +243,7 @@ func (h *handler) UploadPartHandler(w http.ResponseWriter, r *http.Request) {
PartNumber: partNumber,
Size: size,
Reader: body,
ContentMD5: r.Header.Get(api.ContentMD5),
}
p.Info.Encryption, err = formEncryptionParams(r)
@ -336,7 +337,7 @@ func (h *handler) UploadPartCopy(w http.ResponseWriter, r *http.Request) {
return
}
if err = checkPreconditions(srcInfo, args.Conditional); err != nil {
if err = checkPreconditions(srcInfo, args.Conditional, h.cfg.Features.MD5Enabled()); err != nil {
h.logAndSendError(w, "precondition failed", reqInfo, errors.GetAPIError(errors.ErrPreconditionFailed),
additional...)
return
@ -373,8 +374,8 @@ func (h *handler) UploadPartCopy(w http.ResponseWriter, r *http.Request) {
}
response := UploadPartCopyResponse{
ETag: info.HashSum,
LastModified: info.Created.UTC().Format(time.RFC3339),
ETag: info.ETag(h.cfg.Features.MD5Enabled()),
}
if p.Info.Encryption.Enabled() {
@ -449,8 +450,8 @@ func (h *handler) CompleteMultipartUploadHandler(w http.ResponseWriter, r *http.
response := CompleteMultipartUploadResponse{
Bucket: objInfo.Bucket,
ETag: objInfo.HashSum,
Key: objInfo.Name,
ETag: objInfo.ETag(h.cfg.Features.MD5Enabled()),
}
// Here we previously set api.AmzVersionID header for versioned bucket.
@ -514,7 +515,7 @@ func (h *handler) completeMultipartUpload(r *http.Request, c *layer.CompleteMult
s := &SendNotificationParams{
Event: EventObjectCreatedCompleteMultipartUpload,
NotificationInfo: data.NotificationInfoFromObject(objInfo),
NotificationInfo: data.NotificationInfoFromObject(objInfo, h.cfg.Features.MD5Enabled()),
BktInfo: bktInfo,
ReqInfo: reqInfo,
}

28
api/handler/multipart_upload_test.go
View file

@ -2,6 +2,8 @@ package handler
import (
"bytes"
"crypto/md5"
"encoding/hex"
"encoding/xml"
"fmt"
"net/http"
@ -255,6 +257,32 @@ func TestListParts(t *testing.T) {
require.Len(t, list.Parts, 0)
}
func TestMultipartUploadEnabledMD5(t *testing.T) {
hc := prepareHandlerContext(t)
hc.features.SetMD5Enabled(true)
bktName, objName := "bucket-md5", "object-md5"
createTestBucket(hc, bktName)
partSize := 5 * 1024 * 1024
multipartUpload := createMultipartUpload(hc, bktName, objName, map[string]string{})
etag1, partBody1 := uploadPart(hc, bktName, objName, multipartUpload.UploadID, 1, partSize)
md5Sum1 := md5.Sum(partBody1)
require.Equal(t, hex.EncodeToString(md5Sum1[:]), etag1)
etag2, partBody2 := uploadPart(hc, bktName, objName, multipartUpload.UploadID, 2, partSize)
md5Sum2 := md5.Sum(partBody2)
require.Equal(t, hex.EncodeToString(md5Sum2[:]), etag2)
w := completeMultipartUploadBase(hc, bktName, objName, multipartUpload.UploadID, []string{etag1, etag2})
assertStatus(t, w, http.StatusOK)
resp := &CompleteMultipartUploadResponse{}
err := xml.NewDecoder(w.Result().Body).Decode(resp)
require.NoError(t, err)
completeMD5Sum := md5.Sum(append(md5Sum1[:], md5Sum2[:]...))
require.Equal(t, hex.EncodeToString(completeMD5Sum[:])+"-2", resp.ETag)
}
func uploadPartCopy(hc *handlerContext, bktName, objName, uploadID string, num int, srcObj string, start, end int) *UploadPartCopyResponse {
return uploadPartCopyBase(hc, bktName, objName, false, uploadID, num, srcObj, start, end)
}

26
api/handler/object_list.go
View file

@ -33,12 +33,12 @@ func (h *handler) ListObjectsV1Handler(w http.ResponseWriter, r *http.Request) {
return
}
if err = middleware.EncodeToResponse(w, encodeV1(params, list)); err != nil {
if err = middleware.EncodeToResponse(w, h.encodeV1(params, list)); err != nil {
h.logAndSendError(w, "something went wrong", reqInfo, err)
}
}
func encodeV1(p *layer.ListObjectsParamsV1, list *layer.ListObjectsInfoV1) *ListObjectsV1Response {
func (h *handler) encodeV1(p *layer.ListObjectsParamsV1, list *layer.ListObjectsInfoV1) *ListObjectsV1Response {
res := &ListObjectsV1Response{
Name: p.BktInfo.Name,
EncodingType: p.Encode,
@ -52,7 +52,7 @@ func encodeV1(p *layer.ListObjectsParamsV1, list *layer.ListObjectsInfoV1) *List
res.CommonPrefixes = fillPrefixes(list.Prefixes, p.Encode)
res.Contents = fillContentsWithOwner(list.Objects, p.Encode)
res.Contents = fillContentsWithOwner(list.Objects, p.Encode, h.cfg.Features.MD5Enabled())
return res
}
@ -77,12 +77,12 @@ func (h *handler) ListObjectsV2Handler(w http.ResponseWriter, r *http.Request) {
return
}
if err = middleware.EncodeToResponse(w, encodeV2(params, list)); err != nil {
if err = middleware.EncodeToResponse(w, h.encodeV2(params, list)); err != nil {
h.logAndSendError(w, "something went wrong", reqInfo, err)
}
}
func encodeV2(p *layer.ListObjectsParamsV2, list *layer.ListObjectsInfoV2) *ListObjectsV2Response {
func (h *handler) encodeV2(p *layer.ListObjectsParamsV2, list *layer.ListObjectsInfoV2) *ListObjectsV2Response {
res := &ListObjectsV2Response{
Name: p.BktInfo.Name,
EncodingType: p.Encode,
@ -98,7 +98,7 @@ func encodeV2(p *layer.ListObjectsParamsV2, list *layer.ListObjectsInfoV2) *List
res.CommonPrefixes = fillPrefixes(list.Prefixes, p.Encode)
res.Contents = fillContents(list.Objects, p.Encode, p.FetchOwner)
res.Contents = fillContents(list.Objects, p.Encode, p.FetchOwner, h.cfg.Features.MD5Enabled())
return res
}
@ -184,18 +184,18 @@ func fillPrefixes(src []string, encode string) []CommonPrefix {
return dst
}
func fillContentsWithOwner(src []*data.ObjectInfo, encode string) []Object {
return fillContents(src, encode, true)
func fillContentsWithOwner(src []*data.ObjectInfo, encode string, md5Enabled bool) []Object {
return fillContents(src, encode, true, md5Enabled)
}
func fillContents(src []*data.ObjectInfo, encode string, fetchOwner bool) []Object {
func fillContents(src []*data.ObjectInfo, encode string, fetchOwner, md5Enabled bool) []Object {
var dst []Object
for _, obj := range src {
res := Object{
Key: s3PathEncode(obj.Name, encode),
Size: obj.Size,
LastModified: obj.Created.UTC().Format(time.RFC3339),
ETag: obj.HashSum,
ETag: obj.ETag(md5Enabled),
}
if size, err := layer.GetObjectSize(obj); err == nil {
@ -233,7 +233,7 @@ func (h *handler) ListBucketObjectVersionsHandler(w http.ResponseWriter, r *http
return
}
response := encodeListObjectVersionsToResponse(info, p.BktInfo.Name)
response := encodeListObjectVersionsToResponse(info, p.BktInfo.Name, h.cfg.Features.MD5Enabled())
if err = middleware.EncodeToResponse(w, response); err != nil {
h.logAndSendError(w, "something went wrong", reqInfo, err)
}
@ -261,7 +261,7 @@ func parseListObjectVersionsRequest(reqInfo *middleware.ReqInfo) (*layer.ListObj
return &res, nil
}
func encodeListObjectVersionsToResponse(info *layer.ListObjectVersionsInfo, bucketName string) *ListObjectsVersionsResponse {
func encodeListObjectVersionsToResponse(info *layer.ListObjectVersionsInfo, bucketName string, md5Enabled bool) *ListObjectsVersionsResponse {
res := ListObjectsVersionsResponse{
Name: bucketName,
IsTruncated: info.IsTruncated,
@ -286,7 +286,7 @@ func encodeListObjectVersionsToResponse(info *layer.ListObjectVersionsInfo, buck
},
Size: ver.ObjectInfo.Size,
VersionID: ver.Version(),
ETag: ver.ObjectInfo.HashSum,
ETag: ver.ObjectInfo.ETag(md5Enabled),
})
}
// this loop is not starting till versioning is not implemented

12
api/handler/put.go
View file

@ -242,6 +242,7 @@ func (h *handler) PutObjectHandler(w http.ResponseWriter, r *http.Request) {
Size: size,
Header: metadata,
Encryption: encryptionParams,
ContentMD5: r.Header.Get(api.ContentMD5),
}
params.CopiesNumbers, err = h.pickCopiesNumbers(metadata, bktInfo.LocationConstraint)
@ -273,7 +274,7 @@ func (h *handler) PutObjectHandler(w http.ResponseWriter, r *http.Request) {
s := &SendNotificationParams{
Event: EventObjectCreatedPut,
NotificationInfo: data.NotificationInfoFromObject(objInfo),
NotificationInfo: data.NotificationInfoFromObject(objInfo, h.cfg.Features.MD5Enabled()),
BktInfo: bktInfo,
ReqInfo: reqInfo,
}
@ -324,7 +325,8 @@ func (h *handler) PutObjectHandler(w http.ResponseWriter, r *http.Request) {
addSSECHeaders(w.Header(), r.Header)
}
w.Header().Set(api.ETag, objInfo.HashSum)
w.Header().Set(api.ETag, objInfo.ETag(h.cfg.Features.MD5Enabled()))
middleware.WriteSuccessResponseHeadersOnly(w)
}
@ -490,7 +492,7 @@ func (h *handler) PostObject(w http.ResponseWriter, r *http.Request) {
s := &SendNotificationParams{
Event: EventObjectCreatedPost,
NotificationInfo: data.NotificationInfoFromObject(objInfo),
NotificationInfo: data.NotificationInfoFromObject(objInfo, h.cfg.Features.MD5Enabled()),
BktInfo: bktInfo,
ReqInfo: reqInfo,
}
@ -559,7 +561,7 @@ func (h *handler) PostObject(w http.ResponseWriter, r *http.Request) {
resp := &PostResponse{
Bucket: objInfo.Bucket,
Key: objInfo.Name,
ETag: objInfo.HashSum,
ETag: objInfo.ETag(h.cfg.Features.MD5Enabled()),
}
w.WriteHeader(status)
if _, err = w.Write(middleware.EncodeResponse(resp)); err != nil {
@ -569,7 +571,7 @@ func (h *handler) PostObject(w http.ResponseWriter, r *http.Request) {
}
}
w.Header().Set(api.ETag, objInfo.HashSum)
w.Header().Set(api.ETag, objInfo.ETag(h.cfg.Features.MD5Enabled()))
w.WriteHeader(status)
}

36
api/handler/put_test.go
View file

@ -3,7 +3,10 @@ package handler
import (
"bytes"
"context"
"crypto/md5"
"crypto/rand"
"encoding/base64"
"encoding/hex"
"encoding/json"
"errors"
"io"
@ -194,6 +197,37 @@ func TestPutObjectWithWrapReaderDiscardOnError(t *testing.T) {
require.Equal(t, numGoroutineBefore, numGoroutineAfter, "goroutines shouldn't leak during put object")
}
func TestPutObjectWithInvalidContentMD5(t *testing.T) {
tc := prepareHandlerContext(t)
tc.features.SetMD5Enabled(true)
bktName, objName := "bucket-for-put", "object-for-put"
createTestBucket(tc, bktName)
content := []byte("content")
w, r := prepareTestPayloadRequest(tc, bktName, objName, bytes.NewReader(content))
r.Header.Set(api.ContentMD5, base64.StdEncoding.EncodeToString([]byte("invalid")))
tc.Handler().PutObjectHandler(w, r)
assertS3Error(t, w, s3errors.GetAPIError(s3errors.ErrInvalidDigest))
checkNotFound(t, tc, bktName, objName, emptyVersion)
}
func TestPutObjectWithEnabledMD5(t *testing.T) {
tc := prepareHandlerContext(t)
tc.features.SetMD5Enabled(true)
bktName, objName := "bucket-for-put", "object-for-put"
createTestBucket(tc, bktName)
content := []byte("content")
md5Hash := md5.New()
md5Hash.Write(content)
w, r := prepareTestPayloadRequest(tc, bktName, objName, bytes.NewReader(content))
tc.Handler().PutObjectHandler(w, r)
require.Equal(t, hex.EncodeToString(md5Hash.Sum(nil)), w.Header().Get(api.ETag))
}
func TestPutObjectWithStreamBodyAWSExample(t *testing.T) {
hc := prepareHandlerContext(t)
@ -320,7 +354,7 @@ func TestPutObjectClientCut(t *testing.T) {
obj1 := getObjectFromLayer(hc, objName1)[0]
require.Empty(t, getObjectAttribute(obj1, "s3-client-cut"))
hc.layerFeatures.SetClientCut(true)
hc.features.SetClientCut(true)
putObject(hc, bktName, objName2)
obj2 := getObjectFromLayer(hc, objName2)[0]
require.Equal(t, "true", getObjectAttribute(obj2, "s3-client-cut"))

2
api/layer/cors.go
View file

@ -45,7 +45,7 @@ func (n *layer) PutBucketCORS(ctx context.Context, p *PutCORSParams) error {
CopiesNumber: p.CopiesNumbers,
}
_, objID, _, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
_, objID, _, _, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
if err != nil {
return fmt.Errorf("put system object: %w", err)
}

11
api/layer/frostfs_mock.go
View file

@ -26,7 +26,8 @@ import (
)
type FeatureSettingsMock struct {
clientCut bool
clientCut bool
md5Enabled bool
}
func (k *FeatureSettingsMock) ClientCut() bool {
@ -37,6 +38,14 @@ func (k *FeatureSettingsMock) SetClientCut(clientCut bool) {
k.clientCut = clientCut
}
func (k *FeatureSettingsMock) MD5Enabled() bool {
return k.md5Enabled
}
func (k *FeatureSettingsMock) SetMD5Enabled(md5Enabled bool) {
k.md5Enabled = md5Enabled
}
type TestFrostFS struct {
FrostFS

19
api/layer/layer.go
View file

@ -48,6 +48,7 @@ type (
FeatureSettings interface {
ClientCut() bool
MD5Enabled() bool
}
layer struct {
@ -109,14 +110,16 @@ type (
// PutObjectParams stores object put request parameters.
PutObjectParams struct {
BktInfo *data.BucketInfo
Object string
Size uint64
Reader io.Reader
Header map[string]string
Lock *data.ObjectLock
Encryption encryption.Params
CopiesNumbers []uint32
BktInfo *data.BucketInfo
Object string
Size uint64
Reader io.Reader
Header map[string]string
Lock *data.ObjectLock
Encryption encryption.Params
CopiesNumbers []uint32
CompleteMD5Hash string
ContentMD5 string
}
PutCombinedObjectParams struct {

53
api/layer/multipart_upload.go
View file

@ -3,6 +3,8 @@ package layer
import (
"bytes"
"context"
"crypto/md5"
"encoding/base64"
"encoding/hex"
"encoding/json"
"errors"
@ -68,6 +70,7 @@ type (
PartNumber int
Size uint64
Reader io.Reader
ContentMD5 string
}
UploadCopyParams struct {
@ -197,7 +200,7 @@ func (n *layer) UploadPart(ctx context.Context, p *UploadPartParams) (string, er
return "", err
}
return objInfo.HashSum, nil
return objInfo.ETag(n.features.MD5Enabled()), nil
}
func (n *layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInfo, p *UploadPartParams) (*data.ObjectInfo, error) {
@ -230,10 +233,28 @@ func (n *layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInf
prm.Attributes[0][0], prm.Attributes[0][1] = UploadIDAttributeName, p.Info.UploadID
prm.Attributes[1][0], prm.Attributes[1][1] = UploadPartNumberAttributeName, strconv.Itoa(p.PartNumber)
size, id, hash, err := n.objectPutAndHash(ctx, prm, bktInfo)
size, id, hash, md5Hash, err := n.objectPutAndHash(ctx, prm, bktInfo)
if err != nil {
return nil, err
}
if len(p.ContentMD5) > 0 {
hashBytes, err := base64.StdEncoding.DecodeString(p.ContentMD5)
if err != nil {
return nil, s3errors.GetAPIError(s3errors.ErrInvalidDigest)
}
if hex.EncodeToString(hashBytes) != hex.EncodeToString(md5Hash) {
prm := PrmObjectDelete{
Object: id,
Container: bktInfo.CID,
}
n.prepareAuthParameters(ctx, &prm.PrmAuth, bktInfo.Owner)
err = n.frostFS.DeleteObject(ctx, prm)
if err != nil {
n.reqLogger(ctx).Debug(logs.FailedToDeleteObject, zap.Stringer("cid", bktInfo.CID), zap.Stringer("oid", id))
}
return nil, s3errors.GetAPIError(s3errors.ErrInvalidDigest)
}
}
if p.Info.Encryption.Enabled() {
size = decSize
}
@ -250,6 +271,7 @@ func (n *layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInf
Size: size,
ETag: hex.EncodeToString(hash),
Created: prm.CreationTime,
MD5: hex.EncodeToString(md5Hash),
}
oldPartID, err := n.treeService.AddPart(ctx, bktInfo, multipartInfo.ID, partInfo)
@ -274,6 +296,7 @@ func (n *layer) uploadPart(ctx context.Context, multipartInfo *data.MultipartInf
Size: partInfo.Size,
Created: partInfo.Created,
HashSum: partInfo.ETag,
MD5Sum: partInfo.MD5,
}
return objInfo, nil
@ -347,9 +370,10 @@ func (n *layer) CompleteMultipartUpload(ctx context.Context, p *CompleteMultipar
parts := make([]*data.PartInfo, 0, len(p.Parts))
var completedPartsHeader strings.Builder
md5Hash := md5.New()
for i, part := range p.Parts {
partInfo := partsInfo[part.PartNumber]
if partInfo == nil || part.ETag != partInfo.ETag {
if partInfo == nil || strings.Trim(part.ETag, "\"") != partInfo.GetETag(n.features.MD5Enabled()) {
return nil, nil, fmt.Errorf("%w: unknown part %d or etag mismatched", s3errors.GetAPIError(s3errors.ErrInvalidPart), part.PartNumber)
}
delete(partsInfo, part.PartNumber)
@ -376,6 +400,12 @@ func (n *layer) CompleteMultipartUpload(ctx context.Context, p *CompleteMultipar
if _, err = completedPartsHeader.WriteString(partInfoStr); err != nil {
return nil, nil, err
}
bytesHash, err := hex.DecodeString(partInfo.MD5)
if err != nil {
return nil, nil, fmt.Errorf("couldn't decode MD5 checksum of part: %w", err)
}
md5Hash.Write(bytesHash)
}
initMetadata := make(map[string]string, len(multipartInfo.Meta)+1)
@ -410,13 +440,14 @@ func (n *layer) CompleteMultipartUpload(ctx context.Context, p *CompleteMultipar
}
extObjInfo, err := n.PutObject(ctx, &PutObjectParams{
BktInfo: p.Info.Bkt,
Object: p.Info.Key,
Reader: bytes.NewReader(partsData),
Header: initMetadata,
Size: multipartObjetSize,
Encryption: p.Info.Encryption,
CopiesNumbers: multipartInfo.CopiesNumbers,
BktInfo: p.Info.Bkt,
Object: p.Info.Key,
Reader: bytes.NewReader(partsData),
Header: initMetadata,
Size: multipartObjetSize,
Encryption: p.Info.Encryption,
CopiesNumbers: multipartInfo.CopiesNumbers,
CompleteMD5Hash: hex.EncodeToString(md5Hash.Sum(nil)) + "-" + strconv.Itoa(len(p.Parts)),
})
if err != nil {
n.reqLogger(ctx).Error(logs.CouldNotPutCompletedObject,
@ -537,7 +568,7 @@ func (n *layer) ListParts(ctx context.Context, p *ListPartsParams) (*ListPartsIn
for _, partInfo := range partsInfo {
parts = append(parts, &Part{
ETag: partInfo.ETag,
ETag: partInfo.GetETag(n.features.MD5Enabled()),
LastModified: partInfo.Created.UTC().Format(time.RFC3339),
PartNumber: partInfo.Number,
Size: partInfo.Size,

2
api/layer/notifications.go
View file

@ -34,7 +34,7 @@ func (n *layer) PutBucketNotificationConfiguration(ctx context.Context, p *PutBu
CopiesNumber: p.CopiesNumbers,
}
_, objID, _, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
_, objID, _, _, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
if err != nil {
return err
}

35
api/layer/object.go
View file

@ -1,8 +1,11 @@
package layer
import (
"bytes"
"context"
"crypto/md5"
"crypto/sha256"
"encoding/base64"
"encoding/hex"
"encoding/json"
"errors"
@ -287,10 +290,23 @@ func (n *layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
prm.Attributes = append(prm.Attributes, [2]string{k, v})
}
size, id, hash, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
size, id, hash, md5Hash, err := n.objectPutAndHash(ctx, prm, p.BktInfo)
if err != nil {
return nil, err
}
if len(p.ContentMD5) > 0 {
headerMd5Hash, err := base64.StdEncoding.DecodeString(p.ContentMD5)
if err != nil {
return nil, apiErrors.GetAPIError(apiErrors.ErrInvalidDigest)
}
if !bytes.Equal(headerMd5Hash, md5Hash) {
err = n.objectDelete(ctx, p.BktInfo, id)
if err != nil {
n.reqLogger(ctx).Debug(logs.FailedToDeleteObject, zap.Stringer("cid", p.BktInfo.CID), zap.Stringer("oid", id))
}
return nil, apiErrors.GetAPIError(apiErrors.ErrInvalidDigest)
}
}
n.reqLogger(ctx).Debug(logs.PutObject, zap.Stringer("cid", p.BktInfo.CID), zap.Stringer("oid", id))
@ -304,6 +320,11 @@ func (n *layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
IsUnversioned: !bktSettings.VersioningEnabled(),
IsCombined: p.Header[MultipartObjectSize] != "",
}
if len(p.CompleteMD5Hash) > 0 {
newVersion.MD5 = p.CompleteMD5Hash
} else {
newVersion.MD5 = hex.EncodeToString(md5Hash)
}
if newVersion.ID, err = n.treeService.AddVersion(ctx, p.BktInfo, newVersion); err != nil {
return nil, fmt.Errorf("couldn't add new verion to tree service: %w", err)
@ -340,6 +361,7 @@ func (n *layer) PutObject(ctx context.Context, p *PutObjectParams) (*data.Extend
Headers: p.Header,
ContentType: p.Header[api.ContentType],
HashSum: newVersion.ETag,
MD5Sum: newVersion.MD5,
}
extendedObjInfo := &data.ExtendedObjectInfo{
@ -378,6 +400,7 @@ func (n *layer) headLastVersionIfNotDeleted(ctx context.Context, bkt *data.Bucke
return nil, err
}
objInfo := objectInfoFromMeta(bkt, meta)
objInfo.MD5Sum = node.MD5
extObjInfo := &data.ExtendedObjectInfo{
ObjectInfo: objInfo,
@ -430,6 +453,7 @@ func (n *layer) headVersion(ctx context.Context, bkt *data.BucketInfo, p *HeadOb
return nil, err
}
objInfo := objectInfoFromMeta(bkt, meta)
objInfo.MD5Sum = foundVersion.MD5
extObjInfo := &data.ExtendedObjectInfo{
ObjectInfo: objInfo,
@ -457,14 +481,16 @@ func (n *layer) objectDelete(ctx context.Context, bktInfo *data.BucketInfo, idOb
// objectPutAndHash prepare auth parameters and invoke frostfs.CreateObject.
// Returns object ID and payload sha256 hash.
func (n *layer) objectPutAndHash(ctx context.Context, prm PrmObjectCreate, bktInfo *data.BucketInfo) (uint64, oid.ID, []byte, error) {
func (n *layer) objectPutAndHash(ctx context.Context, prm PrmObjectCreate, bktInfo *data.BucketInfo) (uint64, oid.ID, []byte, []byte, error) {
n.prepareAuthParameters(ctx, &prm.PrmAuth, bktInfo.Owner)
prm.ClientCut = n.features.ClientCut()
var size uint64
hash := sha256.New()
md5Hash := md5.New()
prm.Payload = wrapReader(prm.Payload, 64*1024, func(buf []byte) {
size += uint64(len(buf))
hash.Write(buf)
md5Hash.Write(buf)
})
id, err := n.frostFS.CreateObject(ctx, prm)
if err != nil {
@ -472,9 +498,9 @@ func (n *layer) objectPutAndHash(ctx context.Context, prm PrmObjectCreate, bktIn
n.reqLogger(ctx).Warn(logs.FailedToDiscardPutPayloadProbablyGoroutineLeaks, zap.Error(errDiscard))
}
return 0, oid.ID{}, nil, err
return 0, oid.ID{}, nil, nil, err
}
return size, id, hash.Sum(nil), nil
return size, id, hash.Sum(nil), md5Hash.Sum(nil), nil
}
// ListObjectsV1 returns objects in a bucket for requests of Version 1.
@ -805,6 +831,7 @@ func (n *layer) objectInfoFromObjectsCacheOrFrostFS(ctx context.Context, bktInfo
}
oi = objectInfoFromMeta(bktInfo, meta)
oi.MD5Sum = node.MD5
n.cache.PutObject(owner, &data.ExtendedObjectInfo{ObjectInfo: oi, NodeVersion: node})
return oi

2
api/layer/system_object.go
View file

@ -125,7 +125,7 @@ func (n *layer) putLockObject(ctx context.Context, bktInfo *data.BucketInfo, obj
return oid.ID{}, err
}
_, id, _, err := n.objectPutAndHash(ctx, prm, bktInfo)
_, id, _, _, err := n.objectPutAndHash(ctx, prm, bktInfo)
return id, err
}

12
cmd/s3-gw/app.go
View file

@ -73,6 +73,7 @@ type (
maxClient maxClientsConfig
bypassContentEncodingInChunks atomic.Bool
clientCut atomic.Bool
md5Enabled atomic.Bool
}
maxClientsConfig struct {
@ -176,6 +177,7 @@ func newAppSettings(log *Logger, v *viper.Viper) *appSettings {
settings.setBypassContentEncodingInChunks(v.GetBool(cfgKludgeBypassContentEncodingCheckInChunks))
settings.setClientCut(v.GetBool(cfgClientCut))
settings.setMD5Enabled(v.GetBool(cfgMD5Enabled))
return settings
}
@ -196,6 +198,14 @@ func (s *appSettings) setClientCut(clientCut bool) {
s.clientCut.Store(clientCut)
}
func (s *appSettings) MD5Enabled() bool {
return s.md5Enabled.Load()
}
func (s *appSettings) setMD5Enabled(md5Enabled bool) {
s.md5Enabled.Store(md5Enabled)
}
func (a *App) initAPI(ctx context.Context) {
a.initLayer(ctx)
a.initHandler()
@ -536,6 +546,7 @@ func (a *App) updateSettings() {
a.settings.xmlDecoder.UseDefaultNamespaceForCompleteMultipart(a.cfg.GetBool(cfgKludgeUseDefaultXMLNSForCompleteMultipartUpload))
a.settings.setBypassContentEncodingInChunks(a.cfg.GetBool(cfgKludgeBypassContentEncodingCheckInChunks))
a.settings.setClientCut(a.cfg.GetBool(cfgClientCut))
a.settings.setMD5Enabled(a.cfg.GetBool(cfgMD5Enabled))
}
func (a *App) startServices() {
@ -679,6 +690,7 @@ func (a *App) initHandler() {
cfg.CompleteMultipartKeepalive = a.cfg.GetDuration(cfgKludgeCompleteMultipartUploadKeepalive)
cfg.Kludge = a.settings
cfg.Features = a.settings
var err error
a.api, err = handler.New(a.log, a.obj, a.nc, cfg)

3
cmd/s3-gw/app_settings.go
View file

@ -160,6 +160,9 @@ const ( // Settings.
// Runtime.
cfgSoftMemoryLimit = "runtime.soft_memory_limit"
// Enable return MD5 checksum in ETag.
cfgMD5Enabled = "features.md5.enabled"
// envPrefix is an environment variables prefix used for configuration.
envPrefix = "S3_GW"
)

2
config/config.env
View file

@ -148,3 +148,5 @@ S3_GW_TRACING_ENDPOINT="localhost:4318"
S3_GW_TRACING_EXPORTER="otlp_grpc"
S3_GW_RUNTIME_SOFT_MEMORY_LIMIT=1073741824
S3_GW_FEATURES_MD5_ENABLED=false

4
config/config.yaml
View file

@ -174,3 +174,7 @@ kludge:
runtime:
soft_memory_limit: 1gb
features:
md5:
enabled: false

14
docs/configuration.md
View file

@ -186,6 +186,7 @@ There are some custom types used for brevity:
| `resolve_bucket` | [Bucket name resolving configuration](#resolve_bucket-section) |
| `kludge` | [Different kludge configuration](#kludge-section) |
| `runtime` | [Runtime configuration](#runtime-section) |
| `features` | [Features configuration](#features-section) |
### General section
@ -560,3 +561,16 @@ runtime:
| Parameter | Type | SIGHUP reload | Default value | Description |
|---------------------|--------|---------------|---------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `soft_memory_limit` | `size` | yes | maxint64 | Soft memory limit for the runtime. Zero or no value stands for no limit. If `GOMEMLIMIT` environment variable is set, the value from the configuration file will be ignored. |
# `features` section
Contains parameters for enabling features.
```yaml
features:
md5:
enabled: false
```
| Parameter | Type | SIGHUP reload | Default value | Description |
|---------------|--------|---------------|---------------|----------------------------------------------------------------|
| `md5.enabled` | `bool` | yes | false | Flag to enable return MD5 checksum in ETag headers and fields. |

1
internal/logs/logs.go
View file

@ -75,6 +75,7 @@ const (
ResolveBucket = "resolve bucket" // Info in ../../api/layer/layer.go
CouldntDeleteCorsObject = "couldn't delete cors object" // Error in ../../api/layer/cors.go
PutObject = "put object" // Debug in ../../api/layer/object.go
FailedToDeleteObject = "failed to delete object" // Debug in ../../api/layer/object.go
FailedToDiscardPutPayloadProbablyGoroutineLeaks = "failed to discard put payload, probably goroutine leaks" // Warn in ../../api/layer/object.go
FailedToSubmitTaskToPool = "failed to submit task to pool" // Warn in ../../api/layer/object.go
CouldNotFetchObjectMeta = "could not fetch object meta" // Warn in ../../api/layer/object.go

13
pkg/service/tree/tree.go
View file

@ -81,6 +81,7 @@ const (
partNumberKV = "Number"
sizeKV = "Size"
etagKV = "ETag"
md5KV = "MD5"
// keys for lock.
isLockKV = "IsLock"
@ -185,6 +186,7 @@ func newNodeVersionFromTreeNode(filePath string, treeNode *treeNode) *data.NodeV
_, isDeleteMarker := treeNode.Get(isDeleteMarkerKV)
_, isCombined := treeNode.Get(isCombinedKV)
eTag, _ := treeNode.Get(etagKV)
md5, _ := treeNode.Get(md5KV)
version := &data.NodeVersion{
BaseNodeVersion: data.BaseNodeVersion{
@ -193,6 +195,7 @@ func newNodeVersionFromTreeNode(filePath string, treeNode *treeNode) *data.NodeV
OID: treeNode.ObjID,
Timestamp: treeNode.TimeStamp,
ETag: eTag,
MD5: md5,
Size: treeNode.Size,
FilePath: filePath,
},
@ -302,6 +305,8 @@ func newPartInfo(node NodeResponse) (*data.PartInfo, error) {
return nil, fmt.Errorf("invalid created timestamp: %w", err)
}
partInfo.Created = time.UnixMilli(utcMilli)
case md5KV:
partInfo.MD5 = value
}
}
@ -560,7 +565,7 @@ func (c *Tree) GetVersions(ctx context.Context, bktInfo *data.BucketInfo, filepa
}
func (c *Tree) GetLatestVersion(ctx context.Context, bktInfo *data.BucketInfo, objectName string) (*data.NodeVersion, error) {
meta := []string{oidKV, isUnversionedKV, isDeleteMarkerKV, etagKV, sizeKV}
meta := []string{oidKV, isUnversionedKV, isDeleteMarkerKV, etagKV, sizeKV, md5KV}
path := pathFromName(objectName)
p := &GetNodesParams{
@ -1006,6 +1011,7 @@ func (c *Tree) AddPart(ctx context.Context, bktInfo *data.BucketInfo, multipartN
sizeKV: strconv.FormatUint(info.Size, 10),
createdKV: strconv.FormatInt(info.Created.UTC().UnixMilli(), 10),
etagKV: info.ETag,
md5KV: info.MD5,
}
for _, part := range parts {
@ -1138,6 +1144,9 @@ func (c *Tree) addVersion(ctx context.Context, bktInfo *data.BucketInfo, treeID
if len(version.ETag) > 0 {
meta[etagKV] = version.ETag
}
if len(version.MD5) > 0 {
meta[md5KV] = version.MD5
}
if version.IsDeleteMarker() {
meta[isDeleteMarkerKV] = "true"
@ -1182,7 +1191,7 @@ func (c *Tree) clearOutdatedVersionInfo(ctx context.Context, bktInfo *data.Bucke
}
func (c *Tree) getVersions(ctx context.Context, bktInfo *data.BucketInfo, treeID, filepath string, onlyUnversioned bool) ([]*data.NodeVersion, error) {
keysToReturn := []string{oidKV, isUnversionedKV, isDeleteMarkerKV, etagKV, sizeKV}
keysToReturn := []string{oidKV, isUnversionedKV, isDeleteMarkerKV, etagKV, sizeKV, md5KV}
path := pathFromName(filepath)
p := &GetNodesParams{
BktInfo: bktInfo,